THE LATEST ON DISASTER RELIEF — SCOOP via JENNIFER SCHOLTES and JOHN BRESNAHAN: “White House might need another $1.4B as border crisis blows past ‘high-end estimate’”: “The White House cautioned congressional leaders Friday that the situation at the U.S.-Mexico border has “continued to deteriorate” since President Donald Trump first requested $4.5 billion in emergency funding this month and that $1.4 billion more could be needed.“In a letter to leaders on Capitol Hill obtained by POLITICO, the acting White House budget director said the number of unaccompanied immigrant children crossing the nation’s Southern border ‘has increased dramatically to unprecedented levels’ and is ‘exceeding the previous high-end estimate.’“At this rate, the Department of Health and Human Services will soon burn through all money available for services that involve the ‘immediate welfare’ and ‘safety of human life,’ said OMB’s Russell Vought.” POLITICOTHE DEMOCRATIC FRONTRUNNER — JOE BIDEN will deliver a kick off speech this afternoon in Philadelphia. The campaign is viewing it as an “informal bookend” to their three-week launch. While Biden and other candidates, most recently NYC Mayor Bill De Blasio, have focused on their ability to fight back against Trump, today the former VP will look to make the case for…